Battery case



FIG. 1 is a front, left, top perspective view of a battery case, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front, left, top perspective view thereof, with the front door shown in an open configuration;

FIG. 9 is a front elevation view thereof, with the front door in an open configuration;

FIG. 10 is a rear, right, top perspective view thereof, with the rear door shown in an open configuration; and,

FIG. 11 is a top, right, rear perspective view thereof, with the front door and the rear door both shown in open configurations. 

CLAIM The ornamental design for a battery case, as shown and described. 